🛡️ CVE-2023-3645 — contact-form-builder

🟡 CVSS 4.8 — Medium ⚠️ Exploit Public NVD
4.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

The Contact Form Builder by Bit Form WordPress plugin before 2.2.0 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs administrative privileges on the target. A user must be tricked into taking some action. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality low, integrity low, availability none.

Affected software

CVE-2023-3645 is recorded against 1 package.

  • contact-form-builder (fixed in 2.2.0)

Timeline and source

Published on 14 August 2023 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

wpscan.com
wpscan.com

Details

Severity MEDIUM
CVSS Score 4.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CWE N/A
Public Exploit ⚠️ Yes
Source NVD
Published 2023-08-14
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
contact-form-builder — 2.2.0

Similar Threats

Exploit Protection

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CVE-2023-3645 carries CVSS 4.8 Medium rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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